package com.changgou.page.config;

import org.springframework.amqp.core.*;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
public class RabbitMQConfig {
    //定义队列名
    public static final String AD_UPDATE_QUEUE = "ad_update_queue";
    public static final String SEARCH_ADD_QUEUE = "search_add_queue";
    public static final String SEARCH_DEL_QUEUE = "search_del_queue";
    public static final String PAGE_CREATE_QUEUE = "page_create_queue";

    //定义交换机名
    public static final String GOODS_UP_EXCHANGE = "goods_up_exchange";
    public static final String GOODS_DOWN_EXCHANGE = "goods_down_exchange";
    //声明队列
    @Bean
    public Queue queue(){
        return new Queue(AD_UPDATE_QUEUE);
    }
    @Bean(SEARCH_ADD_QUEUE)
    public Queue GOODS_UP_QUEUE(){
        return new Queue(SEARCH_ADD_QUEUE);
    }
    @Bean(SEARCH_DEL_QUEUE)
    public Queue GOODS_DOWN_QUEUE(){
        return new Queue(SEARCH_DEL_QUEUE);
    }
    @Bean(PAGE_CREATE_QUEUE)
    public Queue PAGE_CREATE_QUEUE(){
        return new Queue(PAGE_CREATE_QUEUE);
    }
    //声明交换机
    @Bean(GOODS_UP_EXCHANGE)
    public Exchange GOODS_UP_EXCHANGE(){
        return ExchangeBuilder.fanoutExchange(GOODS_UP_EXCHANGE).build();
    }
    @Bean(GOODS_DOWN_EXCHANGE)
    public Exchange GOODS_DOWN_EXCHANGE(){
        return ExchangeBuilder.fanoutExchange(GOODS_DOWN_EXCHANGE).build();
    }
    //绑定交换机和队列
    @Bean
    public Binding GOODS_UP_EXCHANGE_BINDING(@Qualifier(SEARCH_ADD_QUEUE) Queue queue,
                                             @Qualifier(GOODS_UP_EXCHANGE) Exchange exchange){
        return BindingBuilder.bind(queue).to(exchange).with("").noargs();
    }
    @Bean
    public Binding GOODS_DOWN_EXCHANGE_BINDING(@Qualifier(SEARCH_DEL_QUEUE) Queue queue,
                                               @Qualifier(GOODS_DOWN_EXCHANGE) Exchange exchange){
        return BindingBuilder.bind(queue).to(exchange).with("").noargs();
    }
    @Bean
    public Binding PAGE_CREATE_QUEUE_BINDING(@Qualifier(PAGE_CREATE_QUEUE) Queue queue,
                                               @Qualifier(GOODS_UP_EXCHANGE) Exchange exchange){
        return BindingBuilder.bind(queue).to(exchange).with("").noargs();
    }
}
